Calculator: New Features Part 6

- Floating Calculator
- Google Glass support
- Graphs rewritten from scratch to support equations such as circles
- Panels can be rearranged
- Infinite scrolling option
- Details in top left. Quick toggle for Radians/Degrees
- Button vibration option
- Widget UI updated to match stock apps
- Settings cleaned up
- Code cleanup

Change-Id: I386612e70c43545bc4bd879c656cabc3805168e8